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Cited by 207

The DOI matches its Crossref record; 2 of the 2 references it cites were found in a registry or an index.

Direct Repression of Cyclin D1 by SIP1 Attenuates Cell Cycle Progression in Cells Undergoing an Epithelial Mesenchymal Transition

Open access
Mejlvang, Jakob, Kriajevska, Marina, Vandewalle, Cindy, Chernova, Tatyana, Sayan, A. Emre, Berx, Geert, Mellon, J. Kilian, Tulchinsky, Eugene·2007·Molecular Biology of the Cell

Abstract

Zinc finger transcription factors of the Snail/Slug and ZEB-1/SIP1 families control epithelial-mesenchymal transitions in development in cancer. Here, we studied SIP1-regulated mesenchymal conversion of epidermoid A431 cells. We found that concomitant with inducing invasive phenotype, SIP1 inhibited expression of cyclin D1 and induced hypophosphorylation of the Rb tumor suppressor protein. Repression of cyclin D1 was caused by direct binding of SIP1 to three sequence elements in the cyclin D1 gene promoter. By expressing exogenous cyclin D1 in A431/SIP1 cells and using RNA interference, we demonstrated that the repression of cyclin D1 gene by SIP1 was necessary and sufficient for Rb hypophosphorylation and accumulation of cells in G1 phase. A431 cells expressing SIP1 along with exogenous cyclin D1 were highly invasive, indicating that SIP1-regulated invasion is independent of attenuation of G1/S progression. However, in another epithelial-mesenchymal transition model, gradual mesenchymal conversion of A431 cells induced by a dominant negative mutant of E-cadherin produced no effect on the cell cycle. We suggest that impaired G1/S phase progression is a general feature of cells that have undergone EMT induced by transcription factors of the Snail/Slug and ZEB-1/SIP1 families.

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Metadata

Authors
Mejlvang, J., Kriajevska, M., Vandewalle, C., Chernova, T., Sayan, A. E., Berx, G., Mellon, J. K., & Tulchinsky, E.
Venue
Molecular Biology of the Cell
Published
2007-11
Volume
18
Issue
11
Pages
4615-4624
ISSN
  • 1059-1524 (ISSN-L)
  • 1939-4586
OpenAlex
W2111942409
Cited by
207
References
2
FWCI
4.38
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Direct Repression of Cyclin D1 by SIP1 Attenuates Cell Cycle Progression in Cells Undergoing an Epithelial Mesenchymal Transition. https://app.cochat.ai/papers/10.1091/mbc.e07-05-0406
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Mejlvang, J., Kriajevska, M., Vandewalle, C., Chernova, T., Sayan, A. E., Berx, G., Mellon, J. K., & Tulchinsky, E. (2007). Direct Repression of Cyclin D1 by SIP1 Attenuates Cell Cycle Progression in Cells Undergoing an Epithelial Mesenchymal Transition. Molecular Biology of the Cell. https://doi.org/10.1091/mbc.e07-05-0406

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